电磁发射技术是人类能源利用史上的一次重大进步。
Electromagnetic launch technology is one important step in the human energy use history.
您的移动电话处于待机状态时，仍会发射电磁信号。
Your mobile phone will send electromagnetic signal even when it is in standby state.
天线是接收、发射电磁波的必备部件。
Antenna is needed to receive and launch electromagnetic wave.
电磁声发射技术是一个新技术，对其产生机理以及应用的理论分析是非常有必要的。
As a new technique, much work is needed to theoretically study its principle and application.
如果你把能量源放到发射器上，就能发射电磁脉冲。
If you hook up a power source to a transmitter, it generates a pulse.
该技术的关键之一为无线电磁波发射和接收、处理系统的研制。
The crucial factor of this technology is the developing of the sending and receiving system.
最后，本文还对电磁声发射实验进行了设计。
Finally we do the predesign of the EM AE experimental system.
最后，本文还对电磁声发射实验进行了设计。
Finally we do the predesign of the EM AE experimental system.
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